DataColumnCollection Methods

DataColumnCollection Methods

 

Namespace:   System.Data
Assembly:  System.Data (in System.Data.dll)

NameDescription
System_CAPS_pubmethodAdd()

Creates and adds a DataColumn object to the DataColumnCollection.

System_CAPS_pubmethodAdd(DataColumn)

Creates and adds the specified DataColumn object to the DataColumnCollection.

System_CAPS_pubmethodAdd(String)

Creates and adds a DataColumn object that has the specified name to the DataColumnCollection.

System_CAPS_pubmethodAdd(String, Type)

Creates and adds a DataColumn object that has the specified name and type to the DataColumnCollection.

System_CAPS_pubmethodAdd(String, Type, String)

Creates and adds a DataColumn object that has the specified name, type, and expression to the DataColumnCollection.

System_CAPS_pubmethodAddRange(DataColumn[])

Copies the elements of the specified DataColumn array to the end of the collection.

System_CAPS_pubmethodCanRemove(DataColumn)

Checks whether a specific column can be removed from the collection.

System_CAPS_pubmethodClear()

Clears the collection of any columns.

System_CAPS_pubmethodContains(String)

Checks whether the collection contains a column with the specified name.

System_CAPS_pubmethodCopyTo(Array, Int32)

Copies all the elements of the current InternalDataCollectionBase to a one-dimensional Array, starting at the specified InternalDataCollectionBase index.(Inherited from InternalDataCollectionBase.)

System_CAPS_pubmethodCopyTo(DataColumn[], Int32)

Copies the entire collection into an existing array, starting at a specified index within the array.

System_CAPS_pubmethodEquals(Object)

Determines whether the specified object is equal to the current object.(Inherited from Object.)

System_CAPS_pubmethodGetEnumerator()

Gets an IEnumerator for the collection.(Inherited from InternalDataCollectionBase.)

System_CAPS_pubmethodGetHashCode()

Serves as the default hash function. (Inherited from Object.)

System_CAPS_pubmethodGetType()

Gets the Type of the current instance.(Inherited from Object.)

System_CAPS_pubmethodIndexOf(DataColumn)

Gets the index of a column specified by name.

System_CAPS_pubmethodIndexOf(String)

Gets the index of the column with the specific name (the name is not case sensitive).

System_CAPS_pubmethodRemove(DataColumn)

Removes the specified DataColumn object from the collection.

System_CAPS_pubmethodRemove(String)

Removes the DataColumn object that has the specified name from the collection.

System_CAPS_pubmethodRemoveAt(Int32)

Removes the column at the specified index from the collection.

System_CAPS_pubmethodToString()

Returns a string that represents the current object.(Inherited from Object.)

NameDescription
System_CAPS_pubmethodAsParallel()

Overloaded. Enables parallelization of a query.(Defined by ParallelEnumerable.)

System_CAPS_pubmethodAsQueryable()

Overloaded. Converts an IEnumerable to an IQueryable.(Defined by Queryable.)

System_CAPS_pubmethodCast<TResult>()

Casts the elements of an IEnumerable to the specified type.(Defined by Enumerable.)

System_CAPS_pubmethodOfType<TResult>()

Filters the elements of an IEnumerable based on a specified type.(Defined by Enumerable.)

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